For the 2026–2027 school year, the district serves 6,400 students across 11 schools in Idaho. Classes begin August 31, 2026 and end May 28, 2027, with 180 instructional days planned. All dates listed below are sourced from the district's official publications. Verify with Madison School District 321 before scheduling around them.
Visual Calendar
Official Calendar Images
Official calendar scans for Madison School District 321. Click any page to open the full-size image.
School Calendar
Interactive Calendar
Madison School District 321's 2026–2027 academic calendar — holidays, breaks, and key dates.
Month by Month Calendar
About the District
School Information
Details and contact information for Madison School District 321 MSD321.
Sources and Checks
Where these dates come from
How the 2026–2027 Madison School District 321 calendar on this page was compiled and what to re-check before you rely on it.
- ✓District publication. Dates are taken from the calendar Madison School District 321 published for 2026–2027, shown as images on this page.
- ✓Official website. Cross-checked against madisonschools.k12.id.us.
- ✓Board-approved version is used where the district marks one.
- ✓First and last day match the published calendar.
- ✓Breaks and holidays are listed with their full date ranges.
- ✓Teacher / no-school days are included where the district lists them.
- ✓Changes happen. Districts amend calendars mid-year — confirm with Madison School District 321 before booking around a date.
Common Questions
Frequently Asked Questions
Madison School District 321 Calendar 2026–2027 — important dates and answers.
The first day of school for Madison School District 321 for the 2026-2027 school year is August 31, 2026.
Spring Break is scheduled from April 12 through April 16, 2027.
Christmas Break runs from December 21, 2026 through January 1, 2027.
Winter Break coincides with Christmas Break and takes place from December 21, 2026 to January 1, 2027.
Thanksgiving Break is scheduled from November 25 through November 27, 2026.
The last day of school for the 2026-2027 school year is May 28, 2027, and it will be a half day for students.
Labor Day will be observed on September 7, 2026.
Parent-Teacher Conferences (PTC) are scheduled for October 14 and October 15, 2026.
The first trimester ends on November 24, 2026.
The second trimester ends on March 5, 2027.
Explore More
Recently Updated Calendars
Other Idaho school district calendars — recently added or updated.